backup
V1.2 Almost finished
-Hash function added (email.c).
-Hash interface implemented (email.source).

Still missing:
The CSE machine testing!!
Merge branch 'master' of https://github.com/mpan753/group-diary

Conflicts:
	email.c
V1.2 almost finished
-Hash function added.
-Hash interface added.

Still missing:
CSE machine testing!!!